Root zone
These servers manage the DNS root zone
all servers delegate to
in-addr.arpa.
These servers manage the in-addr.arpa zone
all servers delegate to
164.in-addr.arpa.
These servers manage the 164.in-addr.arpa zone
all servers delegate to
128-255.37.215.164.in-addr.arpa.
These servers manage the 128-255.37.215.164.in-addr.arpa zone